1.
Loosen screw 1.
拧送上下传送曲柄的紧固螺丝1。
2.
Move the feed dog up or down to perform adjustment, then securely tighten the screw.
上下移动送布牙调节高度，然后拧紧紧固螺丝。
3.
Be sure the dummy club of the bar put into the restrict slot followed by tightening the fastening screws of cover plate
一定要将芯棒的凸台装入限位槽内，拧紧盖板紧固螺丝。
4.
Bring the walking foot as close to presser foot 3 as possible to the extent that it does not come in contact with the rear face of presser foot. Securely tighten screw 2 in the center shaft bell crank.
移动外压脚，一直移动到不能顶到中压脚3的背面的位置，紧紧地拧紧中轴轮紧固螺丝
5.
Tighten needle bar connection screw 2 in needle bar connection 3 so that the marker line of the needle bar aligns with the bottom end of needle bar lower bushing 1 at the lowest position of the needle bar.
在针杆最下点，让针杆下金属部件1对准针杆的刻线，然后拧紧针杆套筒3紧固螺丝2。
6.
A tool for clinching nails, screws, or bolts.
紧钳固定钉子、螺丝或螺丝钉的工具
7.
After changing the tool rest angle, fasten screws.
搬动刀架角度后，必须紧固好螺丝。
8.
A Study on the Design Method of the Clamping Bolts on the Cable End of Motor Vehicle Winch
汽车绞盘钢丝绳端紧固螺栓设计方法的探讨
9.
a turn of a screw here, a little tightening up there, a drop of oil and it would be as good as new.
这儿紧紧螺丝，那儿固定一下，再加几滴油，就会像新的一样了。
10.
Insert the needle into the needle bar until it will go no further. Securely tighten the needle clamping screw.
把机针深深地插进孔的深处，然后拧紧固定机针固定螺丝。
11.
Mounting Bolts (Screws)—IAC Motor
固定螺栓（螺丝）—IAC马达。
12.
Tighten the pressure regulator.
请拧紧压脚调节螺丝。
13.
tighten the screw on a fruit press
旋紧水果榨汁机的螺丝
14.
The handle has become loose, so screw up it, please.
把手松了，请用螺丝拧紧。
15.
He screwed the box together.
他用螺丝把盒子拧紧。
16.
A screw has started. Tighten it.
一个螺丝松了，把它拧紧。
17.
A nail, screw, or bolt for clinching.
铆钉用于固定的钉子、螺丝或螺丝钉
18.
" Tolerances for fasteners--Bolts, screws and nuts"
GB/T3103.1-1982紧固件公差螺栓、螺钉和螺母